Records of the Geological Survey of India, Volume 76, Parts 15-16 |
From inside the book
Results 1-3 of 51
Page 110
... hill and as a consequence in 1941 , a greatly increased tonnage of wolfram concentrates was produced . The rocks cropping out in the Rewat Hills are phyllites and into these granites have been intruded . The wolfram occurs ori- Geology ...
... hill and as a consequence in 1941 , a greatly increased tonnage of wolfram concentrates was produced . The rocks cropping out in the Rewat Hills are phyllites and into these granites have been intruded . The wolfram occurs ori- Geology ...
Page 57
... hills , North Cachar hills and the Mikir hills . Upper Assam . Renji stage . Jenan stage . Laisong stage . Tikak Parbat stage . Baragolai stage . Naogaon stage . ( a2 ) Jaintia series ( 3,000 feet ) ; occurring north - west of the ...
... hills , North Cachar hills and the Mikir hills . Upper Assam . Renji stage . Jenan stage . Laisong stage . Tikak Parbat stage . Baragolai stage . Naogaon stage . ( a2 ) Jaintia series ( 3,000 feet ) ; occurring north - west of the ...
Page 59
... hills and part of the Naga hills south - west of Kohima ( 25 ° 41 ' : 94 ° 7 ' ) , the following three stages have been recognised : - Renji stage mainly massive sandstones . Jenan stage - sandstones alternating with shales and carbona ...
... hills and part of the Naga hills south - west of Kohima ( 25 ° 41 ' : 94 ° 7 ' ) , the following three stages have been recognised : - Renji stage mainly massive sandstones . Jenan stage - sandstones alternating with shales and carbona ...
Contents
INTRODUCTION | 1 |
Graphs showing the Burma British Empire and World production | 2 |
TABLES | 17 |
16 other sections not shown
Other editions - View all
Common terms and phrases
adits alloys alluvial analyses Assam assay average Barakar coals Barakar measures Burma Burma Tin caking cassiterite cent chaung coal measures coal seams coal-bearing coalfields coking colliery countries Damodar decomposed district east eluvial eluvial deposits Eocene export feet thick fuel Geol Geological Survey Gondwana granite High Speed Steel hills India Indian Coal industry Jharia field Karenni lignite limestones lodes lower M. S. Krishnan Maung Mawchi Mergui district Mergui series metal miles million tons mineral moisture Nil Nil outcrop output pegmatite picul production quartz quartz veins railway range Raniganj Raniganj field reef river rocks sandstones Sandstones and shales scheelite sedimentary sediments shales Shan sluicing smelters steel strata strike Survey of India TABLE Taung Tavoy Tertiary thin tin and wolfram tin concentrates Tin Mines tons of tin tungsten trioxide Upper valley vary whilst width wolfram concentrates workable Yamethin